First oxidative cyclization of 1,3-bis(trimethylsilyloxy)buta-1,3-dienes
The first oxidative cyclizations of 1,3-bis(trimethylsilyloxy)-buta-1,3-dienes, electroneutral 1,3-dicarbonyl dianion synthons, result in regioselective formation of functionalized 1,4-dihydroquinones.